After a recent update of MAMP on my system, I was no longer able to load Magento sites on my localhost. The problem seems to be a PHP compatibilty issue and the solution is pretty simple.Loading up Magento sites on my local development server, I found myself greeted with a page saying:Can’t retrieve entity config: core/store_group, followed by a long trace: message and

I found the solution online here: dltr.org and I’m posting it on my blog to make it easier for me to find later on!